SensingdangersurroundinghersisterCarrie-Louise(PenelopeWilton-CalendarGirls,DoctorWho),RuthVanRydock(JoanCollins)enliststhehelpofoldfriendMissMarple.However,afterCarrie-Louise’sbelovedstep-brotherismurderedduringadressrehearsalofanamateurstageshow,MissMarplehastodrawfromherdeepunderstandingofhumancharacterinordertounpick...